package com.geiv.backend.mapper;

import com.geiv.backend.bean.Grade;

public interface GradeMapper {
    int deleteByPrimaryKey(Integer gId);

    int insert(Grade record);

    int insertSelective(Grade record);

    Grade selectByPrimaryKey(Integer gId);

    int updateByPrimaryKeySelective(Grade record);

    int updateByPrimaryKey(Grade record);


}